Situation: the client is running Veeam Backup v11. One of the Veeam backups has this warning: Unable to perform indexing because connection to the guest could not be established
Unable to perform guest file system indexing: Failed to call RPC function ‘InstallAndCreateSession’:
Cannot connect to VM [45a2a1d8-c9a5-42e3-bb7b-239f0d35b478] over PSDirect.
Failed to invoke func [Connect]:
Unknown error 0x80131500. Unknown error 0x80131500.
Failed to execute PowerShell command: The credential is invalid.;COM error: Code: 0x80131500.
Resolution: You may want to disable Enable guest file system indexing.
Or do nothing. Please refer to this article:
KB3179: Failed to call RPC function: Error code: 0x80131500 – KB3179: Failed to call RPC function: Error code: 0x80131500 (veeam.com)
Resolution 2: make sure PowerShell 2.0+ module is installed on top of Hyper-V host? (Server-Add Roles-Features).
